Macro argument quoting does not prevent recognition of punctuation

and of called macros.

This bug affects almost all macros, and fixing it simplifies the
code.  It is amazing that the bogus ARGS_QWORD feature got implemented
in the first place, and then carrier along for more than eight years
without anybody ever noticing that it was pointless.

Reported by Leah Neukirchen <leah at vuxu dot org>, found on Void Linux.

3 files changed, 8 insertions, 0 deletions

diff --git a/regress/mdoc/Fl/punct.in b/regress/mdoc/Fl/punct.in
index ac7eecc7..8cc4c2fe 100644
--- a/regress/mdoc/Fl/punct.in
+++ b/regress/mdoc/Fl/punct.in
@@ -37,3 +37,6 @@ op paren
 .Fl ( a
 op bracket
 .Fl [ a
+.Pp
+quoted punctuation:
+.Fl a "(" b "|" c ")" d "," "Em" italic .
diff --git a/regress/mdoc/Fl/punct.out_ascii b/regress/mdoc/Fl/punct.out_ascii
index b619154d..1ef60d4d 100644
--- a/regress/mdoc/Fl/punct.out_ascii
+++ b/regress/mdoc/Fl/punct.out_ascii
@@ -9,4 +9,6 @@ DDEESSCCRRIIPPTTIIOONN
      excl --! --zz paren --) --zz bracket --] --zz bar -- | --mm op paren (--aa op bracket
      [--aa
 
+     quoted punctuation: --aa (--bb | --cc) --dd, _i_t_a_l_i_c.
+
 OpenBSD                         August 21, 2014                        OpenBSD
diff --git a/regress/mdoc/Fl/punct.out_markdown b/regress/mdoc/Fl/punct.out_markdown
index aba7054d..54d10ae5 100644
--- a/regress/mdoc/Fl/punct.out_markdown
+++ b/regress/mdoc/Fl/punct.out_markdown
@@ -39,4 +39,7 @@ op paren
 op bracket
 \[**-a**
 
+quoted punctuation:
+**-a** (**-b** | **-c**) **-d**, *italic*.
+
 OpenBSD - August 21, 2014